Answers

Subtract 49/54 from 1/28

1/28 - 49/54 is -659/756.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   1/28 = 1 × 27/28 × 27 = 27/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   49/54 = 49 × 14/54 × 14 = 686/756
4. Subtract the two like fractions:
   27/756 - 686/756 = 27 - 686/756 = -659/756

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